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path: root/drivers/net/igb/igb_ethtool.c
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Diffstat (limited to 'drivers/net/igb/igb_ethtool.c')
-rw-r--r--drivers/net/igb/igb_ethtool.c131
1 files changed, 63 insertions, 68 deletions
diff --git a/drivers/net/igb/igb_ethtool.c b/drivers/net/igb/igb_ethtool.c
index 89964fa739a0..3c831f1472ad 100644
--- a/drivers/net/igb/igb_ethtool.c
+++ b/drivers/net/igb/igb_ethtool.c
@@ -101,8 +101,8 @@ static const struct igb_stats igb_gstrings_stats[] = {
};
#define IGB_QUEUE_STATS_LEN \
- ((((struct igb_adapter *)netdev->priv)->num_rx_queues + \
- ((struct igb_adapter *)netdev->priv)->num_tx_queues) * \
+ ((((struct igb_adapter *)netdev_priv(netdev))->num_rx_queues + \
+ ((struct igb_adapter *)netdev_priv(netdev))->num_tx_queues) * \
(sizeof(struct igb_queue_stats) / sizeof(u64)))
#define IGB_GLOBAL_STATS_LEN \
sizeof(igb_gstrings_stats) / sizeof(struct igb_stats)
@@ -494,8 +494,6 @@ static void igb_get_regs(struct net_device *netdev,
/* These should probably be added to e1000_regs.h instead */
#define E1000_PSRTYPE_REG(_i) (0x05480 + ((_i) * 4))
- #define E1000_RAL(_i) (0x05400 + ((_i) * 8))
- #define E1000_RAH(_i) (0x05404 + ((_i) * 8))
#define E1000_IP4AT_REG(_i) (0x05840 + ((_i) * 8))
#define E1000_IP6AT_REG(_i) (0x05880 + ((_i) * 4))
#define E1000_WUPM_REG(_i) (0x05A00 + ((_i) * 4))
@@ -714,15 +712,13 @@ static void igb_get_ringparam(struct net_device *netdev,
struct ethtool_ringparam *ring)
{
struct igb_adapter *adapter = netdev_priv(netdev);
- struct igb_ring *tx_ring = adapter->tx_ring;
- struct igb_ring *rx_ring = adapter->rx_ring;
ring->rx_max_pending = IGB_MAX_RXD;
ring->tx_max_pending = IGB_MAX_TXD;
ring->rx_mini_max_pending = 0;
ring->rx_jumbo_max_pending = 0;
- ring->rx_pending = rx_ring->count;
- ring->tx_pending = tx_ring->count;
+ ring->rx_pending = adapter->rx_ring_count;
+ ring->tx_pending = adapter->tx_ring_count;
ring->rx_mini_pending = 0;
ring->rx_jumbo_pending = 0;
}
@@ -731,12 +727,9 @@ static int igb_set_ringparam(struct net_device *netdev,
struct ethtool_ringparam *ring)
{
struct igb_adapter *adapter = netdev_priv(netdev);
- struct igb_buffer *old_buf;
- struct igb_buffer *old_rx_buf;
- void *old_desc;
+ struct igb_ring *temp_ring;
int i, err;
- u32 new_rx_count, new_tx_count, old_size;
- dma_addr_t old_dma;
+ u32 new_rx_count, new_tx_count;
if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
return -EINVAL;
@@ -749,12 +742,19 @@ static int igb_set_ringparam(struct net_device *netdev,
new_tx_count = min(new_tx_count, (u32)IGB_MAX_TXD);
new_tx_count = ALIGN(new_tx_count, REQ_TX_DESCRIPTOR_MULTIPLE);
- if ((new_tx_count == adapter->tx_ring->count) &&
- (new_rx_count == adapter->rx_ring->count)) {
+ if ((new_tx_count == adapter->tx_ring_count) &&
+ (new_rx_count == adapter->rx_ring_count)) {
/* nothing to do */
return 0;
}
+ if (adapter->num_tx_queues > adapter->num_rx_queues)
+ temp_ring = vmalloc(adapter->num_tx_queues * sizeof(struct igb_ring));
+ else
+ temp_ring = vmalloc(adapter->num_rx_queues * sizeof(struct igb_ring));
+ if (!temp_ring)
+ return -ENOMEM;
+
while (test_and_set_bit(__IGB_RESETTING, &adapter->state))
msleep(1);
@@ -766,62 +766,55 @@ static int igb_set_ringparam(struct net_device *netdev,
* because the ISRs in MSI-X mode get passed pointers
* to the tx and rx ring structs.
*/
- if (new_tx_count != adapter->tx_ring->count) {
+ if (new_tx_count != adapter->tx_ring_count) {
+ memcpy(temp_ring, adapter->tx_ring,
+ adapter->num_tx_queues * sizeof(struct igb_ring));
+
for (i = 0; i < adapter->num_tx_queues; i++) {
- /* Save existing descriptor ring */
- old_buf = adapter->tx_ring[i].buffer_info;
- old_desc = adapter->tx_ring[i].desc;
- old_size = adapter->tx_ring[i].size;
- old_dma = adapter->tx_ring[i].dma;
- /* Try to allocate a new one */
- adapter->tx_ring[i].buffer_info = NULL;
- adapter->tx_ring[i].desc = NULL;
- adapter->tx_ring[i].count = new_tx_count;
- err = igb_setup_tx_resources(adapter,
- &adapter->tx_ring[i]);
+ temp_ring[i].count = new_tx_count;
+ err = igb_setup_tx_resources(adapter, &temp_ring[i]);
if (err) {
- /* Restore the old one so at least
- the adapter still works, even if
- we failed the request */
- adapter->tx_ring[i].buffer_info = old_buf;
- adapter->tx_ring[i].desc = old_desc;
- adapter->tx_ring[i].size = old_size;
- adapter->tx_ring[i].dma = old_dma;
+ while (i) {
+ i--;
+ igb_free_tx_resources(&temp_ring[i]);
+ }
goto err_setup;
}
- /* Free the old buffer manually */
- vfree(old_buf);
- pci_free_consistent(adapter->pdev, old_size,
- old_desc, old_dma);
}
+
+ for (i = 0; i < adapter->num_tx_queues; i++)
+ igb_free_tx_resources(&adapter->tx_ring[i]);
+
+ memcpy(adapter->tx_ring, temp_ring,
+ adapter->num_tx_queues * sizeof(struct igb_ring));
+
+ adapter->tx_ring_count = new_tx_count;
}
if (new_rx_count != adapter->rx_ring->count) {
- for (i = 0; i < adapter->num_rx_queues; i++) {
+ memcpy(temp_ring, adapter->rx_ring,
+ adapter->num_rx_queues * sizeof(struct igb_ring));
- old_rx_buf = adapter->rx_ring[i].buffer_info;
- old_desc = adapter->rx_ring[i].desc;
- old_size = adapter->rx_ring[i].size;
- old_dma = adapter->rx_ring[i].dma;
-
- adapter->rx_ring[i].buffer_info = NULL;
- adapter->rx_ring[i].desc = NULL;
- adapter->rx_ring[i].dma = 0;
- adapter->rx_ring[i].count = new_rx_count;
- err = igb_setup_rx_resources(adapter,
- &adapter->rx_ring[i]);
+ for (i = 0; i < adapter->num_rx_queues; i++) {
+ temp_ring[i].count = new_rx_count;
+ err = igb_setup_rx_resources(adapter, &temp_ring[i]);
if (err) {
- adapter->rx_ring[i].buffer_info = old_rx_buf;
- adapter->rx_ring[i].desc = old_desc;
- adapter->rx_ring[i].size = old_size;
- adapter->rx_ring[i].dma = old_dma;
+ while (i) {
+ i--;
+ igb_free_rx_resources(&temp_ring[i]);
+ }
goto err_setup;
}
- vfree(old_rx_buf);
- pci_free_consistent(adapter->pdev, old_size, old_desc,
- old_dma);
}
+
+ for (i = 0; i < adapter->num_rx_queues; i++)
+ igb_free_rx_resources(&adapter->rx_ring[i]);
+
+ memcpy(adapter->rx_ring, temp_ring,
+ adapter->num_rx_queues * sizeof(struct igb_ring));
+
+ adapter->rx_ring_count = new_rx_count;
}
err = 0;
@@ -830,6 +823,7 @@ err_setup:
igb_up(adapter);
clear_bit(__IGB_RESETTING, &adapter->state);
+ vfree(temp_ring);
return err;
}
@@ -1343,8 +1337,9 @@ static int igb_setup_desc_rings(struct igb_adapter *adapter)
wr32(E1000_RDLEN(0), rx_ring->size);
wr32(E1000_RDH(0), 0);
wr32(E1000_RDT(0), 0);
+ rctl &= ~(E1000_RCTL_LBM_TCVR | E1000_RCTL_LBM_MAC);
rctl = E1000_RCTL_EN | E1000_RCTL_BAM | E1000_RCTL_SZ_2048 |
- E1000_RCTL_LBM_NO | E1000_RCTL_RDMTS_HALF |
+ E1000_RCTL_RDMTS_HALF |
(adapter->hw.mac.mc_filter_type << E1000_RCTL_MO_SHIFT);
wr32(E1000_RCTL, rctl);
wr32(E1000_SRRCTL(0), 0);
@@ -1380,10 +1375,10 @@ static void igb_phy_disable_receiver(struct igb_adapter *adapter)
struct e1000_hw *hw = &adapter->hw;
/* Write out to PHY registers 29 and 30 to disable the Receiver. */
- hw->phy.ops.write_phy_reg(hw, 29, 0x001F);
- hw->phy.ops.write_phy_reg(hw, 30, 0x8FFC);
- hw->phy.ops.write_phy_reg(hw, 29, 0x001A);
- hw->phy.ops.write_phy_reg(hw, 30, 0x8FF0);
+ igb_write_phy_reg(hw, 29, 0x001F);
+ igb_write_phy_reg(hw, 30, 0x8FFC);
+ igb_write_phy_reg(hw, 29, 0x001A);
+ igb_write_phy_reg(hw, 30, 0x8FF0);
}
static int igb_integrated_phy_loopback(struct igb_adapter *adapter)
@@ -1396,17 +1391,17 @@ static int igb_integrated_phy_loopback(struct igb_adapter *adapter)
if (hw->phy.type == e1000_phy_m88) {
/* Auto-MDI/MDIX Off */
- hw->phy.ops.write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, 0x0808);
+ igb_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, 0x0808);
/* reset to update Auto-MDI/MDIX */
- hw->phy.ops.write_phy_reg(hw, PHY_CONTROL, 0x9140);
+ igb_write_phy_reg(hw, PHY_CONTROL, 0x9140);
/* autoneg off */
- hw->phy.ops.write_phy_reg(hw, PHY_CONTROL, 0x8140);
+ igb_write_phy_reg(hw, PHY_CONTROL, 0x8140);
}
ctrl_reg = rd32(E1000_CTRL);
/* force 1000, set loopback */
- hw->phy.ops.write_phy_reg(hw, PHY_CONTROL, 0x4140);
+ igb_write_phy_reg(hw, PHY_CONTROL, 0x4140);
/* Now set up the MAC to the same speed/duplex as the PHY. */
ctrl_reg = rd32(E1000_CTRL);
@@ -1500,10 +1495,10 @@ static void igb_loopback_cleanup(struct igb_adapter *adapter)
wr32(E1000_RCTL, rctl);
hw->mac.autoneg = true;
- hw->phy.ops.read_phy_reg(hw, PHY_CONTROL, &phy_reg);
+ igb_read_phy_reg(hw, PHY_CONTROL, &phy_reg);
if (phy_reg & MII_CR_LOOPBACK) {
phy_reg &= ~MII_CR_LOOPBACK;
- hw->phy.ops.write_phy_reg(hw, PHY_CONTROL, phy_reg);
+ igb_write_phy_reg(hw, PHY_CONTROL, phy_reg);
igb_phy_sw_reset(hw);
}
}
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-03 07:02:57 +0300